import pojo.User;

public class Main {
    public static void main(String[] args) {
        System.out.println("Hello world!");

        System.out.println("Hello world!");

        // sout (Eclipse sysout)
        System.out.println();

        Student stu = new Student("张三",18);
        System.out.println(stu);

        // 代码补全 Alt+回车 (Eclipse Alt+/)
        User user = new User();


        // fori 按回车或tab 自动补全一个for循环   其他可以按ctrl+j查看
//        for (int i = 0; i < ; i++) {
//
//        }



    }
}

